Our new machines are much cheaper to run.A．effectiveB．efficientC．energetic - 高中英语试题 - 超级试练试题库

题目

题型：不详难度：来源：

Our new machines are much cheaper to run.

A．effective

B．efficient

C．energetic

D．enthusiastic

答案

解析

试题分析：句意：我们高效率的新机器运行成本底多了。四个选项的含义分别是：A. effective有效的，B. efficient生效的、效率高的；有能力的， C. energetic精力充沛的，D enthusiastic热情的，所以选B。

核心考点

试题【Our new machines are much cheaper to run.A．effectiveB．efficientC．energetic】；主要考察你对形容词等知识点的理解。[详细]

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